Water treatment device



FIG. 1 is a front elevational view of a water treatment device showing the new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view of the device;

FIG. 4 is a top plan view of the water treatment device;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a perspective view of the device.

The left side elevational view is a mirror image of the right side elevational view. 

The ornamental design for a water treatment device, as shown and described. 